from_plm          838 arch/x86/events/intel/lbr.c 	int ext, to_plm, from_plm;
from_plm          843 arch/x86/events/intel/lbr.c 	from_plm = kernel_ip(from) ? X86_BR_KERNEL : X86_BR_USER;
from_plm          855 arch/x86/events/intel/lbr.c 	if (from_plm == X86_BR_USER) {
from_plm          983 arch/x86/events/intel/lbr.c 	if (from_plm == X86_BR_USER && to_plm == X86_BR_KERNEL